CN103321962B - Centrifugal fan and electronic device comprising same - Google Patents
Centrifugal fan and electronic device comprising same Download PDFInfo
- Publication number
- CN103321962B CN103321962B CN201210101411.0A CN201210101411A CN103321962B CN 103321962 B CN103321962 B CN 103321962B CN 201210101411 A CN201210101411 A CN 201210101411A CN 103321962 B CN103321962 B CN 103321962B
- Authority
- CN
- China
- Prior art keywords
- diapire
- centrifugal fan
- perisporium
- deformable part
- vane device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000956 alloy Substances 0.000 claims description 11
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 10
- 230000008859 change Effects 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 239000013013 elastic material Substances 0.000 claims description 5
- 229910001000 nickel titanium Inorganic materials 0.000 claims description 4
- HLXZNVUGXRDIFK-UHFFFAOYSA-N nickel titanium Chemical compound [Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni] HLXZNVUGXRDIFK-UHFFFAOYSA-N 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 abstract 3
- 230000001276 controlling effect Effects 0.000 description 16
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- 229910045601 alloy Inorganic materials 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- 239000004433 Thermoplastic polyurethane Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000003446 memory effect Effects 0.000 description 2
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 2
- 241000883990 Flabellum Species 0.000 description 1
- 229910001297 Zn alloy Inorganic materials 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- TVZPLCNGKSPOJA-UHFFFAOYSA-N copper zinc Chemical compound [Cu].[Zn] TVZPLCNGKSPOJA-UHFFFAOYSA-N 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/002—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying geometry within the pumps, e.g. by adjusting vanes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
- F04D25/0613—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the electric motor being of the inside-out type, i.e. the rotor is arranged radially outside a central stator
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/422—Discharge tongues
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/667—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by influencing the flow pattern, e.g. suppression of turbulence
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1656—Details related to functional adaptations of the enclosure, e.g. to provide protection against EMI, shock, water, or to host detachable peripherals like a mouse or removable expansions units like PCMCIA cards, or to provide access to internal components for maintenance or to removable storage supports like CDs or DVDs, or to mechanically mount accessories
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
- G06F1/203—Cooling means for portable computers, e.g. for laptops
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/90—Variable geometry
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/30—Control parameters, e.g. input parameters
- F05D2270/303—Temperature
Abstract
The invention provides a centrifugal fan and an electronic device comprising the same. The fan blade device comprises an impeller and a plurality of blades, wherein the blades are arranged at intervals in a ring mode and connected with the impeller. The shell is provided for the fan blade device to be arranged in and rotate, and comprises a first bottom wall, a second bottom wall and a peripheral wall, wherein the peripheral wall is arranged between the first bottom wall and the second bottom wall; the peripheral wall comprises a fixed part and a deformable part, the fixed part is connected with the first bottom wall and the second bottom wall, and the deformable part is connected with the fixed part.
Description
Technical field
The invention relates to a kind of centrifugal fan and include the electronic equipment of this centrifugal fan, particularly a kind of can gap length between changing section perisporium and flabellum centrifugal fan and include the electronic equipment of this centrifugal fan.
Background technique
Two kinds should be mainly contained by centrifugal fan in computer equipment at present, one is axial flow fan, another kind is centrifugal fan, the differentiation of the two is that the direction of air-flow air-out is different, wherein the air-flow trend of axial flow fan is vertical vane direction and air-out, and the air-flow trend of centrifugal fan is then direction along its blade rotary and air-out; Due to the limited space that notebook computer can utilize, therefore at present its fan installed is main mainly with centrifugal fan greatly.
Typically, excellent centrifugal fan, except need having the functions such as the high and radiating efficiency of heat radiation wattage is good, more should have the advantage of low noise.Affect fan noise Producing reason a lot, size of the selecting of such as motor bearing, blade rotational speed etc.In addition, about namely the relation between the gap length between the tongue of centrifugal fan and impeller and the noise level of generation has been confirmed in experiment in 1969 already, this experiment proves, when expansion fan drum strengthens to make the gap between tongue and impeller, for the reduction of narrow frequency with Kuanping Terrane, all there is significant effect.
After gap only when between tongue and impeller is strengthened, the wind flow of being discharged by centrifugal fan then will be made to diminish, when causing the central processing unit (CPU) in computer or other elements to operate under the operating environment of high capacity, probably cannot obtain enough air quantity, cause system overheat; Therefore, how to take into account the air quantity that centrifugal fan is discharged and the size producing noise thereof, real is current important topic.
Summary of the invention
The object of the invention is to be that providing a kind of makes the centrifugal fan that the perisporium of shell and multiple interlobate gap width change and the electronic equipment including this centrifugal fan.
For reaching above-mentioned object, the present invention proposes a kind of centrifugal fan, can be used for electronic equipment, and centrifugal fan includes a vane device and a shell.Vane device includes an impeller and multiple blade, and wherein multiple blade ring arranges around wheel space and connects impeller.Shell supplies vane device disposed therein and rotates, and shell includes one first diapire, one second diapire and a perisporium, and wherein the first diapire includes intake grill; Second diapire is parallel to each other corresponding with the first diapire, and vane device is arranged between the first diapire and the second diapire; Perisporium is located between the first diapire and the second diapire, and perisporium is not identical with multiple interlobate gap length everywhere, discharged by wind outlet towards the direction flowing of wind outlet to make the air that enters from intake grill, wherein perisporium includes fixing part and deformable part, fixing part is connected with the first diapire and the second diapire, and deformable part is connected with fixing part; Whereby, when vane device rotates and makes air be entered by intake grill in shell, by making deformable part produce distortion, to make the width in perisporium and the interlobate gap of plural number change, so as to the air quantity that adjustment air is discharged via wind outlet.
According to one embodiment of the invention, deformable part of the present invention is formed by elastic material manufacture, and centrifugal fan more includes controlling rod and fixed element, wherein controlling rod produces distortion in order to make deformable part, and fixed element is then connected with controlling rod and in order to fixing controlling rod.
According to another embodiment of the present invention, deformable part of the present invention is formed by memory alloy material manufacture.
Electronic equipment of the present invention includes above-mentioned centrifugal fan.
Accompanying drawing explanation
The following drawings is only intended to schematically illustrate the present invention and explain, not delimit the scope of the invention.Wherein:
Fig. 1 is the schematic diagram of centrifugal fan of the present invention when being installed in electronic equipment.
Fig. 2 is the decomposing schematic representation of the centrifugal fan of first embodiment of the invention.
Fig. 3 is the operation chart of the centrifugal fan of first embodiment of the invention.
Fig. 4 is the schematic diagram of the centrifugal fan of second embodiment of the invention.
Primary component label declaration:
Centrifugal fan 1 vane device 10
Impeller 11 blade 12
Shell 20 first diapire 21
Intake grill 211 second diapire 22
Perisporium 23 fixing part 231
Deformable part 232 wind outlet 233
Controlling rod 30 fixed element 40
Screw 80 electronic equipment 90
Display screen 91 base 92
Upper cover 921 holes 9211
Lower cover 922
Embodiment
In order to there be understanding clearly to technical characteristics of the present invention, object and effect, now contrast accompanying drawing and the specific embodiment of the present invention is described.
Below please also refer to Fig. 1 to Fig. 3.Wherein Fig. 1 is the schematic diagram of centrifugal fan of the present invention when being installed in electronic equipment; Fig. 2 is the decomposing schematic representation of the centrifugal fan of first embodiment of the invention; Fig. 3 is the operation chart of the centrifugal fan of first embodiment of the invention.
As shown in Figures 1 and 2, in one embodiment of the invention, centrifugal fan 1 of the present invention can be applied to an electronic equipment 90, electronic equipment 90 includes display screen 91 and base 92, wherein base 92 includes upper cover 921 and lower cover 922, upper cover 921 includes a holes 9211, and centrifugal fan 1 is arranged between upper cover 921 and lower cover 922.In specific embodiments of the invention, electronic equipment 90 of the present invention is notebook computer, and only the present invention is not as limit.
In the first embodiment of the present invention, centrifugal fan 1 of the present invention includes vane device 10, shell 20, controlling rod 30 and fixed element 40.
Vane device 10 includes impeller 11 and multiple blade 12, and wherein multiple blade 12 wound impeller 11 interval arranges and is connected to impeller 11.
Shell 20 rotates for giving vane device 10 disposed therein, and its housing 20 includes the first diapire 21, second diapire 22 and perisporium 23.First diapire 21 includes intake grill 211; Second diapire 22 is parallel to each other corresponding with the first diapire 21, and vane device 10 is arranged between the first diapire 21 and the second diapire 22; Perisporium 23 is located between the first diapire 21 and the second diapire 22, and perisporium 23 is not identical with the gap length between multiple blade 22 everywhere; As shown in Figure 3, in specific embodiments of the invention, the gap of perisporium 23 everywhere and between multiple blade 22 becomes large gradually so that counterclockwise direction is ascending, is discharged by this wind outlet 233 so as to making the air entered from intake grill 211 can counterclockwise flow (namely shown in Fig. 3 arrow F1).For having in the technology of the present invention field, the principle entering the formation of the flow direction after centrifugal fan due to above-mentioned air knows that the knowledgeable extensively knows usually, and the non-technology emphasis for this case, and its formation basic theory also sporadically appears in multinomial patent and paper, thus this namely no longer to more than repeat.
As shown in Figure 2, the perisporium 23 of the shell 20 of centrifugal fan 1 of the present invention includes fixing part 231 and deformable part 232.Fixing part 231 is connected with the first diapire 21 and the second diapire 22, and deformable part 232 is connected with fixing part 231.In the first embodiment of the present invention, deformable part 232 is formed by elastic material manufacture; In specific embodiments of the invention, the elastic material making deformable part 232 is thermoplasticity first polyurethane (ThermoplasticPolyurethane, TPU), and only the present invention is not as limit.
Controlling rod 30 arranges and is positioned near deformable part 232, and it makes deformable part 232 produce distortion in order to extrude deformable part 232.The one end portion of controlling rod 30 is positioned at the top of upper cover 921 through the holes 9211 of upper cover 921, so as to providing user can operate this controlling rod 30, to change the position of controlling rod 30.
Fixed element 40 is connected with lower cover 922 by screw 80, and fixed element 40 can rotate relative to lower cover 922.The other end of controlling rod 30 is connected with fixed element 40, so as to through fixed element 40 to support and to fix controlling rod 30, and by moving of controlling rod 30, fixed element 40 can be rotated.
As shown in Figures 1 and 3, due to the gap when between perisporium 23 and blade 12 larger time, the air mass flow that blade 12 can drive is fewer, therefore will make via wind outlet 233 discharge air mass flow fewer, air quantity is less, but thus the noise caused during running can reduce; Otherwise more hour, the air quantity that blade 12 can drive is more, and the air quantity of being discharged by wind outlet 233 is larger, but relatively thus noise also will raise for the gap when between perisporium 23 and blade 12.Also therefore, when electronic equipment 90 uses under the operating environment of normal low load, because now system radiating demand is little, the gap width between perisporium 23 and multiple blade 12 therefore can be made to keep a bit large and noise is reduced; Otherwise, when electronic equipment 90 uses under the operating environment of high capacity, user just can pass through mobile controlling rod 30 and makes controlling rod 30 inwardly extrude the deformable part 232 (the arrow F2 namely shown in Fig. 3) of perisporium 23, diminish so as to making the gap width between the part of the deformable part 232 of perisporium 23 and blade 12, and the air quantity of discharging via wind outlet 233 is increased, even if make electronic equipment 90 still can obtain the air quantity that dispels the heat fully under the operating environment of high capacity, to maintain system temperature.
Please continue to refer to Fig. 1, and in the lump with reference to the schematic diagram of figure 4 about the centrifugal fan of second embodiment of the invention.
As shown in Figure 4, in the second embodiment of the present invention, deformable part 232 is formed by memory alloy material manufacture.Distortion can be produced owing to having the alloy of memory effect more than a certain temperature (or following), therefore by electronic equipment 90 under different work state time the temperature contrast that produces, and make the deformable part 232 made by memory alloy produce deformation, so as to changing the gap width between itself and blade 12.In specific embodiments of the invention, make the alloy of memory alloy for being formed by the nickel of 50% and the titanium of 50% of deformable part 232, only the present invention is not as limit, the conduct deformable part 232 of the present invention that any alloy with memory effect is all passable, such as: nickel alumin(i)um alloy, copper-zinc alloy etc., the selecting the scope of viewing system temperature variation and determine of memory alloy.For example, when memory alloy selects the alloy formed by the nickel of 50% and the titanium of 50%, its remember and can produce distortion temperature be about 40 degree Celsius; Therefore, when the inside temperature of electronic equipment 90 when the state of low load can keep below less than 40 degree, and the inside temperature when the state of high capacity will, higher than more than 40 degree, can select this nitinol as deformable part 232 of the present invention.
As shown in Figure 4, when electronic equipment 90 is when the state of low load, the gap width between predeterminable deformable part 232 and blade 12 is larger state, the noise produced during to reduce fan running; The operation (such as: simultaneously perform multinomial program) of high capacity is started once electronic equipment 90, the temperature of electronic equipment 90 inside will progressively rise, and when its temperature rises to over more than 40 degree, namely the deformable part 232 that the nitinol formed by the nickel of 50% and the titanium of 50% is made can produce the deformation (namely as shown in Fig. 4 dotted line) caved inward automatically because being heated, and thus the gap width between deformable part 232 and blade 12 is diminished, so as to reaching the object identical with aforementioned first embodiment.Different along with temperature height due to memory alloy material and for having in the technical field of this material, the origin cause of formation that is that produce deformation has known that the knowledgeable can know and understand usually, therefore namely no longer to more than repeat.
Because centrifugal fan 1 of the present invention is than in other prior arts, the perisporium 23 that it has includes deformable part 232, also therefore can adjust the position of deformable part 232 under different using states in electronic equipment 90, to make the space change between itself and blade 12, the air force regulating fan to discharge so as to appropriateness and the noise level of generation thereof, make air quantity demand and the visual different situation demand of noise problem and adjust, to take into account both demands.
It is noted that above-described each mode of execution only illustrates preferred embodiment of the present invention, for avoiding repeating, do not record all possible situation in detail.But, related domain usually know that the knowledgeable should understand, above-mentioned each element may not be all necessity.And for implementing the present invention, other known elements compared with details (such as: drive the motor apparatus that vane device 10 rotates) also may be comprised.Each element all may be omitted depending on demand or be revised.For example, also one end of controlling rod 30 can be directly connected in the top of deformable part 232, and the holes 9211 that protrudes from that its other end makes operates for user; Now, fixed element 40 can be omitted it.
The foregoing is only the schematic embodiment of the present invention, and be not used to limit scope of the present invention.Any those skilled in the art, the equivalent variations done under the prerequisite not departing from design of the present invention and principle and amendment, all should belong to the scope of protection of the invention.
Claims (9)
1. a centrifugal fan, for an electronic equipment, is characterized in that, this centrifugal fan comprises:
One vane device, comprising:
One impeller; And
Multiple blade, around this impeller, interval is arranged, and connects this impeller; And
One shell, supply this vane device disposed therein and rotate, this shell comprises:
One first diapire, comprises an intake grill;
One second diapire, be parallel to each other corresponding, and this vane device is arranged between this first diapire and this second diapire with this first diapire; And
One perisporium, is located between this first diapire and this second diapire, and this perisporium is not identical with the plurality of interlobate gap length everywhere, and to make an air entered from this intake grill be discharged towards the direction flowing of a wind outlet by this wind outlet, this perisporium comprises:
One fixing part, is connected with this first diapire and this second diapire; And
One deformable part, is connected with this fixing part, and this deformable part is formed by memory alloy material manufacture; Whereby, when this vane device rotates and makes this air be entered by this intake grill in this shell, distortion is produced, to make the width in this deformable part of this perisporium and the plurality of interlobate gap change, so as to adjusting the air quantity that this air can be discharged via this wind outlet by making this deformable part.
2. centrifugal fan as claimed in claim 1, it is characterized in that, this deformable part is made by nitinol.
3. a centrifugal fan, for an electronic equipment, is characterized in that, this centrifugal fan comprises:
One vane device, comprising:
One impeller; And
Multiple blade, around this impeller, interval is arranged, and connects this impeller; And
One shell, supply this vane device disposed therein and rotate, this shell comprises:
One first diapire, comprises an intake grill;
One second diapire, be parallel to each other corresponding, and this vane device is arranged between this first diapire and this second diapire with this first diapire; And
One perisporium, is located between this first diapire and this second diapire, and this perisporium is not identical with the plurality of interlobate gap length everywhere, and to make an air entered from this intake grill be discharged towards the direction flowing of a wind outlet by this wind outlet, this perisporium comprises:
One fixing part, is connected with this first diapire and this second diapire; And
One deformable part, is connected with this fixing part, and this deformable part is formed by elastic material manufacture, and this centrifugal fan more comprises a controlling rod, so as to making this deformable part produce distortion through this controlling rod mobile; Whereby, when this vane device rotates and makes this air be entered by this intake grill in this shell, distortion is produced, to make the width in this deformable part of this perisporium and the plurality of interlobate gap change, so as to adjusting the air quantity that this air can be discharged via this wind outlet by making this deformable part.
4. centrifugal fan as claimed in claim 3, it is characterized in that, this centrifugal fan more comprises a fixed element, and this fixed element is connected with this controlling rod and in order to fix this controlling rod.
5. an electronic equipment, is characterized in that, this electronic equipment comprises a centrifugal fan, and this centrifugal fan comprises:
One vane device, comprising:
One impeller; And
Multiple blade, around this impeller, interval is arranged, and connects this impeller; And
One shell, supply this vane device disposed therein and rotate, this shell comprises:
One first diapire, comprises an intake grill;
One second diapire, be parallel to each other corresponding, and this vane device is arranged between this first diapire and this second diapire with this first diapire; And
One perisporium, is located between this first diapire and this second diapire, and this perisporium is not identical with the plurality of interlobate gap length everywhere, and to make an air entered from this intake grill be discharged towards the direction flowing of a wind outlet by this wind outlet, this perisporium comprises:
One fixing part, is connected with this first diapire and this second diapire; And
One deformable part, is connected with this fixing part, and this deformable part is formed by memory alloy material manufacture; Whereby, when this vane device rotates and makes this air be entered by this intake grill in this shell, distortion is produced, to make the width in this deformable part of this perisporium and the plurality of interlobate gap change, so as to adjusting the air quantity that this air can be discharged via this wind outlet by making this deformable part.
6. electronic equipment as claimed in claim 5, it is characterized in that, this memory alloy material is nitinol.
7. an electronic equipment, is characterized in that, this electronic equipment comprises a centrifugal fan, and this centrifugal fan comprises:
One vane device, comprising:
One impeller; And
Multiple blade, around this impeller, interval is arranged, and connects this impeller; And
One shell, supply this vane device disposed therein and rotate, this shell comprises:
One first diapire, comprises an intake grill;
One second diapire, be parallel to each other corresponding, and this vane device is arranged between this first diapire and this second diapire with this first diapire; And
One perisporium, is located between this first diapire and this second diapire, and this perisporium is not identical with the plurality of interlobate gap length everywhere, and to make an air entered from this intake grill be discharged towards the direction flowing of a wind outlet by this wind outlet, this perisporium comprises:
One fixing part, is connected with this first diapire and this second diapire; And
One deformable part, is connected with this fixing part, and this deformable part is formed by elastic material manufacture, and this centrifugal fan more comprises a controlling rod, so as to making this deformable part produce distortion through this controlling rod mobile; Whereby, when this vane device rotates and makes this air be entered by this intake grill in this shell, distortion is produced, to make the width in this deformable part of this perisporium and the plurality of interlobate gap change, so as to adjusting the air quantity that this air can be discharged via this wind outlet by making this deformable part.
8. electronic equipment as claimed in claim 7, it is characterized in that, this centrifugal fan more comprises a fixed element, and this fixed element is connected with this controlling rod and in order to fix this controlling rod.
9. electronic equipment as claimed in claim 8, it is characterized in that, this electronic equipment more comprises a base, this base comprises a upper cover and a lower cover, this centrifugal fan is arranged between this upper cover and this lower cover, wherein this upper cover comprises a holes, and this controlling rod pass through this holes and this upper cover outstanding at least partially.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW101109274A TW201339434A (en) | 2012-03-19 | 2012-03-19 | Centrifugal fan |
| TW101109274 | 2012-03-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103321962A CN103321962A (en) | 2013-09-25 |
| CN103321962B true CN103321962B (en) | 2015-08-26 |
Family
ID=49157812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210101411.0A Active CN103321962B (en) | 2012-03-19 | 2012-03-31 | Centrifugal fan and electronic device comprising same |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US9068573B2 (en) |
| CN (1) | CN103321962B (en) |
| TW (1) | TW201339434A (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201339434A (en) * | 2012-03-19 | 2013-10-01 | Wistron Corp | Centrifugal fan |
| US9951789B2 (en) * | 2015-01-20 | 2018-04-24 | Ford Global Technologies, Llc | Blower assembly for a vehicle |
| CN106371533A (en) * | 2016-09-12 | 2017-02-01 | 芜湖能盟信息技术有限公司 | Cooling device of computer |
| US10125795B2 (en) * | 2016-11-16 | 2018-11-13 | Ya-Chi CHEN | Adjustable fan damping apparatus for exerciser |
| US10895266B2 (en) * | 2017-09-07 | 2021-01-19 | Regal Beloit America, Inc. | Centrifugal blower assembly and method for assembling the same |
| CN110005641B (en) * | 2018-01-04 | 2020-11-03 | 中国航发商用航空发动机有限责任公司 | Compressor blade and compressor flow separation control method |
| US11215193B2 (en) * | 2019-09-26 | 2022-01-04 | Apple Inc. | Fan assembly with a self-adjusting gap and electronic devices with a fan assembly |
| CN113099688B (en) * | 2021-03-24 | 2023-01-06 | 联想(北京)有限公司 | Fan and electronic equipment |
| CN114198321B (en) * | 2021-12-03 | 2023-10-27 | 合肥联宝信息技术有限公司 | Centrifugal fan with self-adaptive runner |
| CN117365982B (en) * | 2023-12-08 | 2024-04-02 | 合肥联宝信息技术有限公司 | Heat dissipation fan and electronic equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2690633Y (en) * | 2003-12-26 | 2005-04-06 | 纬创资通股份有限公司 | Fan device and electronic equipment with said fan device |
| CN101294581A (en) * | 2007-04-29 | 2008-10-29 | 台达电子工业股份有限公司 | Fan |
| CN101511158A (en) * | 2008-02-14 | 2009-08-19 | 瑞鼎科技股份有限公司 | Radiating module and electronic device using the same |
| CN201407208Y (en) * | 2009-05-13 | 2010-02-17 | 纬创资通股份有限公司 | Centrifugal fan shell, centrifugal fan and electronic device with same |
| CN101649842A (en) * | 2008-08-15 | 2010-02-17 | 仁宝电脑工业股份有限公司 | Fan assembly |
| TWI347826B (en) * | 2008-01-24 | 2011-08-21 | Raydium Semiconductor Corp | Cooling module and electronic device using the same |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2649242A (en) * | 1951-06-30 | 1953-08-18 | Payne Beverly Mfg Co | Variable capacity blower |
| JPS6136634A (en) * | 1984-07-26 | 1986-02-21 | Matsushita Electric Ind Co Ltd | Centrifugal air blower |
| JPS61190197A (en) * | 1985-02-19 | 1986-08-23 | Matsushita Electric Ind Co Ltd | Centrifugal blower |
| JPH0792079B2 (en) * | 1986-05-30 | 1995-10-09 | 日本電装株式会社 | Automotive air conditioner |
| US6319112B2 (en) * | 1999-12-07 | 2001-11-20 | Behr Gmbh & Co. | Air flap for a ventilation, heating or air conditioning system of a motor vehicle |
| JP2002089494A (en) * | 2000-09-12 | 2002-03-27 | Mitsubishi Heavy Ind Ltd | Centrifugal fan and air conditioner |
| JP2002193934A (en) * | 2000-12-25 | 2002-07-10 | Kuraray Co Ltd | N-substituted piperidinone and its production method |
| JP3838200B2 (en) * | 2003-01-09 | 2006-10-25 | 株式会社デンソー | Centrifugal blower |
| TWI327192B (en) | 2007-04-27 | 2010-07-11 | Delta Electronics Inc | Fan |
| US8197193B2 (en) * | 2008-05-02 | 2012-06-12 | Unico, Inc. | Air distribution blower housing with adjustable restriction |
| TWM366611U (en) | 2009-05-04 | 2009-10-11 | Wistron Corp | Centrifugal fan housing, centrifugal fan, and electronic device having the centrifugal fan |
| CN102042237A (en) * | 2009-10-14 | 2011-05-04 | 鸿富锦精密工业（深圳）有限公司 | Blower |
| TW201339434A (en) * | 2012-03-19 | 2013-10-01 | Wistron Corp | Centrifugal fan |
-
2012
- 2012-03-19 TW TW101109274A patent/TW201339434A/en unknown
- 2012-03-31 CN CN201210101411.0A patent/CN103321962B/en active Active
- 2012-07-19 US US13/552,846 patent/US9068573B2/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2690633Y (en) * | 2003-12-26 | 2005-04-06 | 纬创资通股份有限公司 | Fan device and electronic equipment with said fan device |
| CN101294581A (en) * | 2007-04-29 | 2008-10-29 | 台达电子工业股份有限公司 | Fan |
| TWI347826B (en) * | 2008-01-24 | 2011-08-21 | Raydium Semiconductor Corp | Cooling module and electronic device using the same |
| CN101511158A (en) * | 2008-02-14 | 2009-08-19 | 瑞鼎科技股份有限公司 | Radiating module and electronic device using the same |
| CN101649842A (en) * | 2008-08-15 | 2010-02-17 | 仁宝电脑工业股份有限公司 | Fan assembly |
| CN201407208Y (en) * | 2009-05-13 | 2010-02-17 | 纬创资通股份有限公司 | Centrifugal fan shell, centrifugal fan and electronic device with same |
Also Published As
| Publication number | Publication date |
|---|---|
| US20130243584A1 (en) | 2013-09-19 |
| TW201339434A (en) | 2013-10-01 |
| CN103321962A (en) | 2013-09-25 |
| US9068573B2 (en) | 2015-06-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103321962B (en) | Centrifugal fan and electronic device comprising same | |
| US9192076B2 (en) | Methods for managing fans within information handling systems | |
| US7354246B2 (en) | Electronics cooling fan with collapsible fan blade | |
| CN110068100A (en) | Air conditioner filter screen method for detecting cleaning degree, device, electronic equipment and storage medium | |
| JP2007042091A (en) | Power monitoring of processor module | |
| JP2014115012A (en) | Fan control device | |
| JP6464979B2 (en) | Rotation control method, rotation control program, and information processing apparatus | |
| CN101808489A (en) | Heat dissipating system and wind deflectors thereof | |
| JP6360087B2 (en) | Blower | |
| CN102762080A (en) | Electronic device | |
| CN109595146B (en) | Compressor control apparatus and method | |
| JP2013168107A (en) | Information processing device, abnormality detection method, and program | |
| JP6069406B2 (en) | Heat dissipation system, control method, computer program, and information processing apparatus | |
| CN110389637A (en) | A kind of automatic setting method, BMC and the server of server radiating strategy | |
| CN111609560A (en) | Control method of gas water heater, gas water heater and computer readable storage medium | |
| CN106292954A (en) | Fan rotational frequency control method and device | |
| CN104470331B (en) | Fan heat dissipating control method and device | |
| JP2014165303A (en) | Electronic device, cooling method, and program | |
| US11586263B2 (en) | Information processing apparatus and control method | |
| CN202694249U (en) | Electronic device | |
| US9382915B2 (en) | Control method of fan rotation speed | |
| US20090135561A1 (en) | Electronic device with airflow field | |
| CN102458082A (en) | Temperature regulating device for electronic device | |
| EP2634668A2 (en) | ICT equipment | |
| CN106604602B (en) | Radiating module, display card component and electronic device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |